Checks BIOS information in registry

BIOS information is often read in order to detect sandboxing environments.

Checks computer location settings

Looks up country code configured in the registry, likely geofence.

Executes dropped EXE

Identifies Wine through registry keys

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

Indicator Removal: File Deletion

Adversaries may delete files left behind by the actions of their intrusion activity.

Looks up external IP address via web service

Uses a legitimate IP lookup service to find the infected system's external IP.

Suspicious use of NtSetInformationThreadHideFromDebugger

UPX packed file

Detects executables packed with UPX/modified UPX open source packer.